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On 09/21/2015 06:45 AM, Joakim Tjernlund wrote: |
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> On Sun, 2015-09-20 at 09:47 -0700, Zac Medico wrote: |
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>> On 09/16/2015 06:13 AM, Joakim Tjernlund wrote: |
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>>> 1) |
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>>> Is there a way to generate a snapshot of an installed portage VDB and then later |
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>>> compare that snapshot against the current VDB and generate a list of |
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>>> added/updated packages? |
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>> |
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>> This command will generate a flat file that is useful for comparisons |
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>> with diff -u: |
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>> |
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>> qlist -IvCURS | LC_ALL=C sort |
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> |
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> I was hoping for something akin to "emerge -pNDu world" but pointing emerge |
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> to another VDB. That would make it easier to see what has changed between then and now. |
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|
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You can export the EPREFIX variable in order to make emerge enter prefix |
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mode. |
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|
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>> |
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>>> 2) |
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>>> Currently we generate a tar file with binary pkgs containing all updated pkgs, |
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>>> unpack the tar file and emerge the binary pkgs with emerge --usepkgonly ... |
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>>> into a new ROOT. This works but that misses any updates to the profile(both gentoo and our own). |
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>>> |
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>>> To fix that we include a copy of both profiles in the tar file and copy our |
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>>> updated profiles into the new ROOT profiles before merging. This feels a bit |
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>>> clumsy and I wonder if there is a better way? |
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>>> |
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>>> Jocke |
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>>> |
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>> |
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>> Like Duncan said, I feel like we're missing some context here. I wonder |
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>> why you use binary packages instead of a full system image, considering |
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>> that it's a "new ROOT." |
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> |
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> Every update to ROOT will be too big if one have use a full system image at every update. |
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> Instead we use BTRFS and create a snapshot of current / in a new BTRFS subvolume |
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> and install the updates into this snapshot, then just change default subvolume in BTRFS and |
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> reboot. |
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> To transfer profile changes before merging binary pkgs one have to copy these into |
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> the new ROOT. |
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> |
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> Jocke |
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> |
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|
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I suppose that emerge --sync is what most people use for this. To |
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distribute your profiles, you might configure portage to sync from your |
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own rsync server. |
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-- |
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Thanks, |
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Zac |